#4C9E18#4C9E18

#4C9E18 is a light, vivid yellow-green. Relative luminance 0.261; OKLCH L 62.3% C 0.179 H 136.9°. Best body text is #000000 at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4C9E18
RGB	rgb(76, 158, 24)
HSL	hsl(97, 74%, 36%)
HSV	hsv(97, 85%, 62%)
CMYK	cmyk(51.9%, 0%, 84.8%, 38%)
CIE-LAB	lab(58.09, -46.93, 55.73)
CIE-LCH	lch(58.09, 72.86, 130.11°)
OKLab	oklab(62.32% -0.1306 0.1223)
OKLCH	oklch(62.32% 0.179 136.9)
XYZ	xyz(15.3718, 26.0550, 5.0831)
Luminance	0.2606 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C9E18 #6A189E

analogous

#8F9E18 #4C9E18 #189E27

triadic

#4C9E18 #184C9E #9E184C

tetradic

#4C9E18 #188F9E #6A189E #9E2718

square

#4C9E18 #188F9E #6A189E #9E2718

split-complementary

#4C9E18 #27189E #9E188F

monochromatic

#193408 #326910 #4C9E18 #66D320 #87E44D

Accessibility & contrast

On white

3.38

#4C9E18 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.21

#4C9E18 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C9E18

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C9E18	#FFFFFF	#000000	##000000
##4C9E18	1.00	3.38	6.21	6.21
#FFFFFF	3.38	1.00	21.00	21.00
#000000	6.21	21.00	1.00	1.00
##000000	6.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#99892A

Tritanopia (blue-blind)

#479886

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4c9e18;
/* rgb */ color: rgb(76, 158, 24);
/* oklch */ color: oklch(62.3% 0.179 136.9);

Tailwind

colors: {
  custom: {
    50: '#87bb63',
    500: '#4c9e18',
    950: '#000000',
  },
}

SCSS

$custom: #4c9e18;
$custom-light: #87bb63;
$custom-dark: #000000;

JSON

{
  "hex": "#4c9e18",
  "rgb": {
    "r": 76,
    "g": 158,
    "b": 24
  },
  "hsl": {
    "h": 96.716,
    "s": 73.626,
    "l": 35.686
  },
  "oklch": {
    "l": 0.62317,
    "c": 0.17893,
    "h": 136.9
  },
  "luminance": 0.26056
}

Semantic roles & 50–950 ramp

primary

#4C9E18

secondary

#974CC6

accent

#38F0A9

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #4C9E18

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →